http://blog.kineticweb.com/articles/2007/12/10/flushing-os-x-dns-cache en-us 40 Musings from a Ruby on Rails development team I don&#8217;t know why it took me so long to learn this but this command is very handy: <div class="typocode"><pre><code class="typocode_default ">dscacheutil -flushcache</code></pre></div> <p><strong>update</strong>: I originally posted that the command was <strong>dns</strong>cacheutil. It&#8217;s actually just <strong>ds</strong>cacheutil. I&#8217;ve fixed it above. I also learned this is a Leopard-only tool.</p> <p>It&#8217;s equivelant to the following Windows, which was always very handy when changing <span class="caps">DNS</span> configuration around:</p> <div class="typocode"><pre><code class="typocode_default ">ipconfig /flushdns</code></pre></div> Mon, 10 Dec 2007 11:39:00 -0500 urn:uuid:1e1fa0e9-0018-4bd1-9003-50975695583d Colin A. Bartlett http://blog.kineticweb.com/articles/2007/12/10/flushing-os-x-dns-cache OSX